1996
DOI: 10.1007/3-540-61479-6_19
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Semiring-based CSPs and valued CSPs: Basic properties and comparison

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Cited by 151 publications
(231 citation statements)
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“…Ce compilateur permet de compiler d'une part des VCSPsà valuations additives [5] dont les contraintes sont exprimées par des tables tuple →valuation (selon le format XCSP 2.1 dé-crit dans [16]) sous la forme de SLDD + ; et d'autre part de compiler des réseaux bayésiens sous la forme de SLDD × (selon le format XML de [7]). Pour permettre l'obtention de différents types de VDDs, nous avonś egalement implémenté des traductions de SLDD + et SLDD × vers ADD et réciproquement, ainsi que des traductions de SLDD + et SLDD × vers AADD.…”
Section: Construction De Diagrammes De Déci-sion Valuésunclassified
“…Ce compilateur permet de compiler d'une part des VCSPsà valuations additives [5] dont les contraintes sont exprimées par des tables tuple →valuation (selon le format XCSP 2.1 dé-crit dans [16]) sous la forme de SLDD + ; et d'autre part de compiler des réseaux bayésiens sous la forme de SLDD × (selon le format XML de [7]). Pour permettre l'obtention de différents types de VDDs, nous avonś egalement implémenté des traductions de SLDD + et SLDD × vers ADD et réciproquement, ainsi que des traductions de SLDD + et SLDD × vers AADD.…”
Section: Construction De Diagrammes De Déci-sion Valuésunclassified
“…Proof: Membership to NP comes from the following non-deterministic algorithm running in polynomial time: (1) guess ω ∈ 2 V ar(B) ; (2) …”
Section: Definition 17 F -Cand-opt-sat Is the Decision Problem Given Bymentioning
confidence: 99%
“…While much effort has been devoted to the representation issue for utility functions or preorders (complete or partial) for the last years (see among others [9,[1][2][3]12,17,4]), the compact representation of interval orders has not been addressed so far (as far as we know).…”
Section: Introductionmentioning
confidence: 99%
“…Several alternative mathematical frameworks for soft constraints have been proposed in the literature, including the very general frameworks of 'semi-ring based constraints' and 'valued constraints' [1]. For simplicity, we shall adopt the valued constraint framework here (although our results can easily be adapted to the semi-ring framework, for appropriate semi-ring structures).…”
Section: Definitionsmentioning
confidence: 99%
“…A number of authors have suggested that the usefulness of the constraint satisfaction framework could be greatly enhanced by extending the definition of a constraint to include also soft constraints, which allow different measures of desirability to be associated with different combinations of values [1]. In this extended framework a constraint can be seen as a function, mapping each possible combination of values to a measure of desirability or undesirability.…”
Section: Introductionmentioning
confidence: 99%